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Select the correct statement from the fo...

Select the correct statement from the following given options.

A

Darwinian variations are small and directioriless

B

Fitness is the end result of the ability to adapt and gets selected by nature

C

All mammals except whales and camels have seven ceNical vertebrae

D

Mutations are random and directional

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The correct Answer is:
B
Fitness (survival of the fittest) is a result of selection and proliferation of only those orgamsms which were most suitably adapted to the environment and get selected by nature
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-EVOLUTION -EXERCISE
  1. When two species of different genealogy come to resemble each other as...

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  2. The finches of Galapagos islands provide an evidence in favour of

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  3. Select the correct statement from the following given options.

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  4. Industrial melanism as observed in peppered moth proves that

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  5. The concept of chemical evolution is based on :

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  6. Among the human ancestors the brain size was more than 1000 cc in:

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  7. One of the important consequences of geographical isolation is

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  8. Evolutionary history of a group of organisms is called :

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  9. Which one of the following is not a living fossil Or Missing link ...

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  10. An important evidence in favour of organic evolution is the occurrence...

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  11. Which one of the following amino-acids was not found to be synthesized...

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  12. Jurassic period of the Mesozoic era is characterised by

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  13. Which of the following is the relatively most accurate method for dati...

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  14. Which one of the following experiments suggests that simplest living o...

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  15. There are two opposing views about origin of modern man. According to ...

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  16. Hogo de Vries gave his mutation theory on organic evolution while work...

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  17. Using imprints from a plate with complete medium and carrying bacteria...

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  18. Which one of the following phenomena supports Darwin's concept of natu...

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  19. According to Oparin, which one of the following was not present in the...

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  20. Presence of gills in the tadpole of frog indicates that :

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